Doublade locations — where to catch

In Lumiose City (Legends: Z-A)

• Lysandre Labs — Walk

Other games (2)

• Sword / Shield — The Isle of Armor (Gen 8): Max Lair
• Sword / Shield (Gen 8): Giant's Cap, Lake of Outrage, Stony Wilderness, Watchtower Ruins

Doublade — full Pokédex entry